Cette voie permet aussi le lien avec l'autoroute A41 par l'intermédiaire de la Rocade sud de Grenoble. Sortie 5: Seyssins, Sessynet km 8 3. 2. Entièrement située en milieu urbain et gratuite, elle sert de trait d'union entre l'A48 et l'A51. Une polémique s'engage également sur le plan politique à propos du contenu de cet accordL'A480 est une autoroute entièrement urbaine qui traverse des zones densément peuplées, notamment le secteur d'immeubles des quartiers orientaux des villes de Fontaine, de Seyssinet-Pariset et de Seyssins, situés à l'ouest du tronçon, et les immeubles des quartiers Gestion déléguée aux départements ou à un syndicat mixte : L'autoroute A48 est une autoroute permettant la liaison de Lyon à Grenoble.

C'est un effet pervers qui n'a pas été pris en compte dans les enquêtes publiques. LEO Resto Né sur les terres d’Auvergne, LEO y a vu grandir ses deux passions : la cuisine et le voyage. L'autoroute A48 est une autoroute permettant la liaison de Lyon à Grenoble.Elle se connecte à l'A43 au niveau de Coiranne (Bourgoin-Jallieu) et se termine à Saint-Égrève à proximité du centre de Grenoble au niveau de l'échangeur avec l'A480.Elle est surnommée « l'Autoroute du Dauphiné ».

Ce projet, au niveau local (Métro et département) n'est pas très bien accueilli ; d'une part, en raison de l'engagement de l'État sur le plan financier qui reste très limité et d'autre part, en raison du manque de solution par l'État pour engager le réaménagement complet de l'échangeur du Rondeau, dépassé et vétuste, considéré au niveau local comme une des principales causes de l'engorgement du trafic routier, mais restant d'un coût élevé pour être uniquement assuré par les deux collectivités. 1. Le passage à 2 × 3 voies, sans élargissement de l’emprise autoroutière, est alors acté, avec un maintien à 2 × 2 voies au-delà des échangeurs de Sassenage et du Rondeau. » Bien que considéré comme un projet inutile et dispendieux par l'Suite à de nombreuses tractations entre l'État et les collectivités locales (notamment la Un protocole d'intention entre les parties prenantes du dossier avait pourtant été envisagé dès la fin de l'année 2016. Sortie : Z.I Saint-Egrève, Z.I Saint-Martin-le-Vinoux km 0.5 Sortie 1: Sasenage, Z.I Fontaine km 1 Sortie 2: Fontaine-centre km 3Sortie 3a: Seyssinet-Paviset km5. Elle est surnommée « l'Autoroute du Dauphiné ». Elle est concédée à … {"minzoom":false,"maxzoom":false,"mappingservice":"googlemaps3","type":"HYBRID","types":["ROADMAP","SATELLITE","HYBRID","TERRAIN"],"width":"450px","height":"600px","centre":{"text":"","title":"","link":"","lat":45.1607369999999974652382661588490009307861328125,"lon":5.69023099999999981690734784933738410472869873046875,"icon":""},"title":"","label":"","icon":"","visitedicon":"","lines":[{"text":"\u003Cp\u003EA480\n\u003C/p\u003E","title":"A480\n","link":"","strokeColor":"#0000FF","strokeOpacity":"1","strokeWeight":"5","pos":[{"lat":45.2178219999999981837390805594623088836669921875,"lon":5.67628899999999969594455251353792846202850341796875},{"lat":45.21740199999999987312548910267651081085205078125,"lon":5.67696500000000003893774191965349018573760986328125},{"lat":45.21687299999999964938979246653616428375244140625,"lon":5.67793599999999987204546414432115852832794189453125},{"lat":45.21561100000000266163624473847448825836181640625,"lon":5.68045699999999964546759656514041125774383544921875},{"lat":45.2150060000000024729160941205918788909912109375,"lon":5.6816639999999996035739968647249042987823486328125},{"lat":45.2145450000000010959411156363785266876220703125,"lon":5.6824849999999997862687450833618640899658203125},{"lat":45.2140389999999996462065610103309154510498046875,"lon":5.6832200000000003825562089332379400730133056640625},{"lat":45.21370300000000241880115936510264873504638671875,"lon":5.683612000000000108457243186421692371368408203125},{"lat":45.21314699999999930923877400346100330352783203125,"lon":5.68414800000000042246028897352516651153564453125},{"lat":45.21246699999999663077687728218734264373779296875,"lon":5.684642000000000194859239854849874973297119140625},{"lat":45.21168800000000231875674217008054256439208984375,"lon":5.6850649999999998129851519479416310787200927734375},{"lat":45.209980000000001609805622138082981109619140625,"lon":5.68587000000000042376768760732375085353851318359375},{"lat":45.209012999999998783096089027822017669677734375,"lon":5.6864059999999998495923136943019926548004150390625},{"lat":45.20821500000000270347300102002918720245361328125,"lon":5.6869540000000000645741238258779048919677734375},{"lat":45.20751200000000125100996228866279125213623046875,"lon":5.6875280000000003610693966038525104522705078125},{"lat":45.20678699999999849978848942555487155914306640625,"lon":5.68826300000000006917844075360335409641265869140625},{"lat":45.206288000000000693034962750971317291259765625,"lon":5.688869000000000397676558350212872028350830078125},{"lat":45.205815000000001191438059322535991668701171875,"lon":5.68948599999999959919705361244268715381622314453125},{"lat":45.20079199999999985948306857608258724212646484375,"lon":5.6967119999999997759232428506948053836822509765625},{"lat":45.19843300000000141380951390601694583892822265625,"lon":5.70009099999999957475438350229524075984954833984375},{"lat":45.19775299999999873534761718474328517913818359375,"lon":5.7009489999999996001633917330764234066009521484375},{"lat":45.1971180000000032350726542063057422637939453125,"lon":5.7015659999999996898623066954314708709716796875},{"lat":45.19650899999999893452695687301456928253173828125,"lon":5.7020169999999996690576153923757374286651611328125},{"lat":45.19578700000000281988832284696400165557861328125,"lon":5.702403000000000332647687173448503017425537109375},{"lat":45.1952730000000002519300323911011219024658203125,"lon":5.70260700000000042564352042973041534423828125},{"lat":45.1947329999999993788151186890900135040283203125,"lon":5.7027570000000000760564944357611238956451416015625},{"lat":45.19426800000000099544195109046995639801025390625,"lon":5.70283199999999990126298143877647817134857177734375},{"lat":45.1935720000000031859599403105676174163818359375,"lon":5.70289700000000010504663805477321147918701171875},{"lat":45.19272099999999880992618273012340068817138671875,"lon":5.702906999999999726469468441791832447052001953125},{"lat":45.189852000000001908119884319603443145751953125,"lon":5.70272999999999985476506481063552200794219970703125},{"lat":45.18670300000000139561961987055838108062744140625,"lon":5.70261800000000018684431779547594487667083740234375},{"lat":45.1837230000000005247784429229795932769775390625,"lon":5.7025050000000003791456038015894591808319091796875},{"lat":45.1823959999999971159923006780445575714111328125,"lon":5.7025050000000003791456038015894591808319091796875},{"lat":45.18123899999999792953531141392886638641357421875,"lon":5.70247300000000034714275898295454680919647216796875},{"lat":45.1790349999999989449861459434032440185546875,"lon":5.70238200000000006184563972055912017822265625},{"lat":45.17589199999999749479684396646916866302490234375,"lon":5.70218899999999973005060383002273738384246826171875},{"lat":45.170220000000000482032191939651966094970703125,"lon":5.70194199999999984385112838936038315296173095703125},{"lat":45.165672999999998182829585857689380645751953125,"lon":5.70175900000000002165734258596785366535186767578125},{"lat":45.159852000000000771251507103443145751953125,"lon":5.70150700000000032474645195179618895053863525390625},{"lat":45.159277000000002999513526447117328643798828125,"lon":5.701437999999999561850927420891821384429931640625},{"lat":45.15883099999999927831595414318144321441650390625,"lon":5.70133600000000040353143049287609755992889404296875},{"lat":45.15846400000000215868567465804517269134521484375,"lon":5.70115899999999964364860716159455478191375732421875},{"lat":45.15798399999999901410774327814579010009765625,"lon":5.70086899999999996424548953655175864696502685546875},{"lat":45.1568790000000035433913581073284149169921875,"lon":5.70005900000000043092995838378556072711944580078125},{"lat":45.15617499999999751025825389660894870758056640625,"lon":5.69957600000000041973180486820638179779052734375},{"lat":45.155653000000000929503585211932659149169921875,"lon":5.6992969999999996133510649087838828563690185546875},{"lat":45.1549949999999995498001226224005222320556640625,"lon":5.69897499999999990194510246510617434978485107421875},{"lat":45.15329700000000201498551177792251110076904296875,"lon":5.6981710000000003191189534845761954784393310546875},{"lat":45.14274499999999790134097565896809101104736328125,"lon":5.69315000000000015489831639570184051990509033203125},{"lat":45.13963799999999793044480611570179462432861328125,"lon":5.69168499999999966121322358958423137664794921875},{"lat":45.13866900000000015324985724873840808868408203125,"lon":5.69125100000000028188651413074694573879241943359375},{"lat":45.13782900000000353202267433516681194305419921875,"lon":5.69092899999999968230213198694400489330291748046875},{"lat":45.13722800000000034970071283169090747833251953125,"lon":5.6907569999999996213091435492970049381256103515625},{"lat":45.13588800000000134104993776418268680572509765625,"lon":5.6905049999999999243982529151253402233123779296875},{"lat":45.133814000000000987711246125400066375732421875,"lon":5.69014000000000041978864828706718981266021728515625},{"lat":45.1334930000000014160832506604492664337158203125,"lon":5.690113000000000198497218661941587924957275390625},{"lat":45.13287600000000310274117509834468364715576171875,"lon":5.6900969999999997384065864025615155696868896484375},{"lat":45.13244399999999956207830109633505344390869140625,"lon":5.69010299999999968889596857479773461818695068359375},{"lat":45.132080999999999448846210725605487823486328125,"lon":5.69014000000000041978864828706718981266021728515625},{"lat":45.13145999999999702367858844809234142303466796875,"lon":5.690258000000000038198777474462985992431640625},{"lat":45.130774999999999863575794734060764312744140625,"lon":5.690462000000000131194610730744898319244384765625},{"lat":45.1293679999999994834070093929767608642578125,"lon":5.69089099999999969980990499607287347316741943359375},{"lat":45.128770000000002937667886726558208465576171875,"lon":5.691024999999999778310666442848742008209228515625},{"lat":45.12808100000000166573954629711806774139404296875,"lon":5.691084000000000031604940886609256267547607421875},{"lat":45.12745600000000223417373490519821643829345703125,"lon":5.6910410000000002384012987022288143634796142578125},{"lat":45.1269080000000002428350853733718395233154296875,"lon":5.69090700000000015990053725545294582843780517578125},{"lat":45.12643800000000027239366318099200725555419921875,"lon":5.690751999999999810597728355787694454193115234375},{"lat":45.12573400000000134468791657127439975738525390625,"lon":5.69042400000000014870238373987376689910888671875},{"lat":45.1240990000000010695657692849636077880859375,"lon":5.6894960000000001087983036995865404605865478515625},{"lat":45.122804999999999608917278237640857696533203125,"lon":5.68879900000000038318148654070682823657989501953125},{"lat":45.1222070000000030631781555712223052978515625,"lon":5.68839100000000019718982002814300358295440673828125},{"lat":45.120462000000003399691195227205753326416015625,"lon":5.68722700000000003228706191293895244598388671875},{"lat":45.11898899999999912324710749089717864990234375,"lon":5.68622899999999997788791006314568221569061279296875},{"lat":45.11796700000000015506884665228426456451416015625,"lon":5.6855700000000002347633198951371014118194580078125},{"lat":45.1163700000000034151526051573455333709716796875,"lon":5.684523999999999688270690967328846454620361328125},{"lat":45.11569399999999774308889755047857761383056640625,"lon":5.68407600000000012840928320656530559062957763671875}]},{"text":"\u003Cp\u003EA51\n\u003C/p\u003E","title":"A51\n","link":"","strokeColor":"#758bc5","strokeOpacity":"1","strokeWeight":"5","pos":[{"lat":45.11569399999999774308889755047857761383056640625,"lon":5.68407600000000012840928320656530559062957763671875},{"lat":45.11430699999999660576577298343181610107421875,"lon":5.6831990000000001117541614803485572338104248046875},{"lat":45.11365500000000139380063046701252460479736328125,"lon":5.68287099999999956168039716430939733982086181640625},{"lat":45.11315599999999648161974619142711162567138671875,"lon":5.68261400000000005405809133662842214107513427734375},{"lat":45.1128149999999976671460899524390697479248046875,"lon":5.68250700000000019684875951497815549373626708984375}]},{"text":"\u003Cp\u003ELiaison A480-D1075\n\u003C/p\u003E","title":"Liaison A480-D1075\n","link":"","strokeColor":"#FCFF07","strokeOpacity":"1","strokeWeight":"5","pos":[{"lat":45.1128149999999976671460899524390697479248046875,"lon":5.68250700000000019684875951497815549373626708984375},{"lat":45.11222099999999812780515640042722225189208984375,"lon":5.68237199999999997857003108947537839412689208984375},{"lat":45.1115539999999981546352501027286052703857421875,"lon":5.68228699999999964376229399931617081165313720703125},{"lat":45.11095999999999861529431655071675777435302734375,"lon":5.682280999999999693272911827079951763153076171875},{"lat":45.11058899999999738383849035017192363739013671875,"lon":5.682339999999999946567186270840466022491455078125},{"lat":45.1100890000000021018422557972371578216552734375,"lon":5.68246400000000040364511733059771358966827392578125},{"lat":45.1094379999999972596924635581672191619873046875,"lon":5.68267800000000011806378097389824688434600830078125},{"lat":45.10902200000000306090441881678998470306396484375,"lon":5.68288200000000021105961423018015921115875244140625},{"lat":45.1084460000000007084963726811110973358154296875,"lon":5.68321499999999968366637403960339725017547607421875},{"lat":45.1081089999999989004209055565297603607177734375,"lon":5.68346700000000026875568437390029430389404296875},{"lat":45.1074770000000029313014238141477108001708984375,"lon":5.68406199999999994787458490463905036449432373046875},{"lat":45.1068029999999993151504895649850368499755859375,"lon":5.68492100000000011306156011414714157581329345703125},{"lat":45.1063860000000005356923793442547321319580078125,"lon":5.68550500000000003097966327914036810398101806640625},{"lat":45.1060379999999980782376951538026332855224609375,"lon":5.68585399999999996367705534794367849826812744140625},{"lat":45.10579599999999800274963490664958953857421875,"lon":5.6860359999999996460928741726092994213104248046875}]}],"polygons":[],"circles":[],"rectangles":[],"wmsoverlay":false,"copycoords":false,"static":false,"zoom":12,"layers":[],"controls":["pan","zoom","streetview","type","scale"],"zoomstyle":"DEFAULT","typestyle":"DEFAULT","autoinfowindows":false,"resizable":false,"kmlrezoom":false,"poi":true,"markercluster":false,"clustergridsize":60,"clustermaxzoom":20,"clusterzoomonclick":true,"clusteraveragecenter":true,"clusterminsize":2,"tilt":0,"imageoverlays":[],"kml":[],"gkml":[],"fusiontables":[],"searchmarkers":"","enablefullscreen":false,"locations":[{"text":"\u003Cp\u003ED\u00e9but de l'A480 sur l'\u003Ca href=\"/wiki/Autoroute_fran%C3%A7aise_A48\" title=\"Autoroute fran\u00e7aise A48\"\u003EA48\u003C/a\u003E \u00e0 Saint-\u00c9gr\u00e8ve.\n\u003C/p\u003E","title":"D\u00e9but de l'A480 sur l'A48 \u00e0 Saint-\u00c9gr\u00e8ve.\n","link":"","lat":45.2178219999999981837390805594623088836669921875,"lon":5.67628899999999969594455251353792846202850341796875,"icon":""},{"text":"\u003Cp\u003EArriv\u00e9e de l'A480 sur l'\u003Ca href=\"/wiki/Autoroute_fran%C3%A7aise_A51\" title=\"Autoroute fran\u00e7aise A51\"\u003EA51\u003C/a\u003E.\n\u003C/p\u003E","title":"Arriv\u00e9e de l'A480 sur l'A51.\n","link":"","lat":45.11569399999999774308889755047857761383056640625,"lon":5.68407600000000012840928320656530559062957763671875,"icon":""},{"text":"\u003Cp\u003EArriv\u00e9e de l'A480 sur la \u003Ca href=\"/wiki/Route_nationale_fran%C3%A7aise_75\" title=\"Route nationale fran\u00e7aise 75\"\u003ED1075\u003C/a\u003E \u00e0 Pont-de-Claix.\n\u003C/p\u003E","title":"Arriv\u00e9e de l'A480 sur la D1075 \u00e0 Pont-de-Claix.\n","link":"","lat":45.10579599999999800274963490664958953857421875,"lon":5.6860359999999996460928741726092994213104248046875,"icon":""}]}

Elle constitue sa rocade ouest, et borde la rivière Drac sur sa presque totalité et fait le lien entre l'autoroute A48 et l'autoroute A51. L'Autoroute A480 constitue la rocade Ouest de l'agglomération de Grenoble sur une distance de 13,5 km.

Elle permet également des liaisons vers le Sud-Isère (Oisans, Vercors, Matheysine...) et les Alpes du sud, via l'A51, la RN85 et les D1075 et D1091. L'association de protection de la nature FRAPNA Isère décide, à son tour, le Les recours des opposants à l'élargissement ont tous été successivement rejetés par le tribunal administratif de Grenoble, le 2 juillet pour celui des quatre riverains et à la fin juin pour celui déposé par la FRAPNASelon Frédéric Héran, économiste des transports et urbaniste, maître de conférences à l'L'A480 est cependant concédée en 2017, suite à un accord entre l'État et la société concessionnaire qui s'engage, dès lors, à entretenir ce tronçon et à participer à son aménagement en vue de son éventuel élargissement. Sauf mention contraire, le contenu de la communauté est disponible sous licence WikiSara est une communauté de FANDOM appartenant à la catégorie Mode de vie.Echangeur avec la Rocade Sud de Grenoble (sortie 5).Section ouverte provisoirement sur 2 voies dans le sens Nord > Sud au cours de l'été 1981. A48-A480. Sortie 3b: Grenoble-centre par RN km 5,5Sortie 4: Eaux Claires, Stade Lesdiguières km 7 N87-A480 km 8. « l'élargissement de l'A480 et la réfection de l'échangeur du Rondeau sont tous les deux indispensables et complémentaires »« une fois élargie, sera saturée dans les années, voire les mois qui suivront sa mise en fonction »« la hausse du trafic sera compensée, et donc annulée, par le développement du réseau de transports sur l’agglomération » Elle se connecte à l'A43 au niveau de Coiranne (Bourgoin-Jallieu) et se termine à Saint-Égrève à proximité du centre de Grenoble au niveau de l'échangeur avec l'A480.